Rex Mahnensmith, M.D.

Nephrology

GenderMaleNPI1760466528Affiliated sites1

Affiliated Health Centers

Rex Mahnensmith is affiliated with 1 federally qualified health center location.

StayWell Health Center at Western CT Mental Health Network

95 Thomaston Ave, Waterbury, CT 06702-1007

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Specialty Care Services

Gastroenterology, nephrology, infectious disease, and more — specialty care co-located at community health centers.

Gastroenterology

Nephrology & kidney care

Infectious disease (HIV/Hep C)

Orthopedic care

Urology

ENT services

Endocrinology

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Clinician information is sourced from the NPPES National Provider Registry (February 2026) and reflects self-reported practice locations. Individual providers may have joined or left since the last registry update.

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Nephrology

Providing nephrology services at federally qualified health centers with sliding fee scale options.

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Rex Mahnensmith, M.D.

Affiliated Health Centers

Specialty Care Services

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Nephrology

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